A 3-way light switch allows you to control a light source from two separate points. Although a 3 way is one of the hardest electrical circuits to figure out, it's also one of the most useful.
To wire an exhaust fan and light fixture to a single switch, you have to find a way of connecting the fan and light. You can do this in the switch box or by running a length of wire through the wall or attic. The operation involves making pigtails, so it's a good idea to know how to do that.
Converting a two-way light switch to a three-way light switch is a great way to solve common problems with light switching. A regular two-way switch allows a user to turn on the lights at one location only, while the three-way light switch allows you to turn the lights on and off at two locations with ease. If you hook up either one or both of the three way switches incorrectly, they will not operate properly. One switch may turn the lights on and off, while the other switch does nothing.
Make life easier with a three-way switch. Tired of having to walk up a flight of stairs or across the room to turn on a light? The solution is to add a second switch in a convenient location.
A "3-way switch" is really two switches that both control one light. This illustration makes it look simple, but this article explains the intricacies of wiring a 3-way switch. Before replacing any 3-way switches that are broken, turn off the power at the breaker box. A 3-way wall switch controls a common light or set of lights from two separate switch locations. Two, 3-way switches are required in any 3-way application.
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May 31, · The Boating Forum - hooking up nav light switch - I have a 7 terminal switch DPDT that illuminates, the switch works the anchor light on the down. How to Wire a 4 Way Switch. When you want to switch electrical devices (lights or other outlets) on or off from two locations, you use a pair of 3-way switches. To switch from three or more locations, you will need to add 4-way switches.
With the power coming to the switch and then going to the lights, you will notice that there are two black wires, two white wires and two ground wires (bare wires). First of all we should connect the ground wires to the box. (assuming it is a steel box). If the light switch has a ground screw on it (usually green and at the bottom of the switch), connect it now. 3 way switch install. However on each 3-way switch, you have a black screw, this is the special one. On the power coming in from the panel, you would connect that black wire to the one black screw.
To add an outlet to a light switch, you start by making a pigtail using the hot wire, the wire going to the fixture controlled by the switch and a third length of wire. You then splice all the white wires and all the ground wires in the switch box together. Hook up the outlet as you normally would. Visit The Home Depot to buy Westek Westek White LED Ultra Thin Strip Light 3 Pack USL30HBCCPrice: $